STOCK-BASED COMPENSATION (Details) (USD $)	0 Months Ended	1 Months Ended	3 Months Ended			12 Months Ended
	Mar. 31, 2013	Mar. 19, 2013	Feb. 01, 2014	Nov. 02, 2013	Aug. 03, 2013	Feb. 01, 2014		Feb. 02, 2013	Jan. 28, 2012
Stock-based compensation expense by type [Abstract]
Total stock-based compensation expense						$ 5,838,000		$ 5,649,000	$ 5,453,000
Income tax benefit recognized						2,154,000		2,082,000	1,987,000
Stock-based compensation expense, net of income tax						3,684,000		3,567,000	3,466,000
Actual income tax benefit realized for the deductions considered on our income tax returns						6,500,000		5,900,000	3,200,000
Equity Incentive Plan [Member]
Stock-based compensation plans [Abstract]
Authorized but unissued shares of common stock (in shares)			1,983,159			1,983,159
Shares available for grant under the Plan (in shares)			651,869			651,869
Employee Stock Purchase Plan [Member]
Stock-based compensation plans [Abstract]
Authorized but unissued shares of common stock (in shares)			204,794			204,794
Shares available for grant under the Plan (in shares)			77,253			77,253
Percentage of quarterly closing price employees pay for shares (in hundredths)						85.00%
Stock-based compensation expense by type [Abstract]
Total stock-based compensation expense						100,000		93,000	76,000
Fair value and valuation assumptions [Abstract]
Weighted average fair value at grant date (in dollars per share)						$ 12.47		$ 12.37	$ 8.23
Expected life (in years)						0 years 3 months		0 years 3 months	0 years 3 months
Expected volatility - minimum (in hundredths)						34.40%		39.70%	43.60%
Expected volatility - maximum (in hundredths)						41.00%		42.60%	45.20%
Risk-free interest rate - minimum (in hundredths)						0.01%		0.02%	0.04%
Risk-free interest rate - maximum (in hundredths)						0.05%		0.10%	0.10%
Dividend yield (in hundredths)						0.00%		0.00%	0.00%
Employee Stock Purchases [Abstract]
Shares purchased (in shares)						8,066		7,596	9,184
Average price per share (in dollars per share)						$ 46.39		$ 43.45	$ 29.76
Director Deferred Compensation Plan [Member]
Stock-based compensation plans [Abstract]
Authorized but unissued shares of common stock (in shares)			112,500			112,500
Shares available for grant under the Plan (in shares)			48,675			48,675
Stock-based compensation expense by type [Abstract]
Total stock-based compensation expense						130,000		36,000	60,000
Income tax benefit recognized						49,000		14,000	22,000
Director Deferred Compensation [Abstract]
Total number of stock units deferred under plan (in shares)						2,215		646	1,561
Non-Employee Director Equity Plan [Member]
Stock-based compensation plans [Abstract]
Authorized but unissued shares of common stock (in shares)			500,000			500,000
Shares available for grant under the Plan (in shares)			473,235			473,235
Stock Options [Member]
Stock-based compensation expense by type [Abstract]
Total stock-based compensation expense						358,000		805,000	460,000
Income tax benefit recognized						100,000		300,000	200,000
Fair value and valuation assumptions [Abstract]
Exercise price (in dollars per share)	$ 56.27	$ 54.06	$ 67.15	$ 56.11	$ 55.57
Weighted average fair value at grant date (in dollars per share)	$ 17.98	$ 17.50	$ 26.10	$ 21.51	$ 17.40	$ 17.97		$ 19.39	$ 12.95
Expected life (in years)	4 years 8 months 16 days	4 years 8 months 16 days	5 years 2 months 5 days	5 years 2 months 5 days	4 years 8 months 16 days
Expected volatility (in hundredths)	36.47%	36.96%	40.95%	41.03%	34.38%
Risk-free interest rate (in hundredths)	0.72%	0.74%	1.79%	1.43%	1.31%
Dividend yield (in hundredths)	0.00%	0.00%	0.00%	0.00%	0.00%
Stock option activity [Roll Forward]
Options outstanding at beginning of period (in shares)		342,173				342,173
Granted (in shares)						19,928
Exercised (in shares)						(118,075)
Forfeited, cancelled or expired (in shares)						0
Options outstanding at end of period (in shares)			244,026			244,026		342,173
Exercisable at end of period (in shares)			244,026			244,026
Weighted Average Exercise Price, Options outstanding at beginning of period (in dollars per share)		$ 27.34				$ 27.34
Weighted Average Exercise Price, Options granted (in dollars per share)						$ 54.74
Weighted Average Exercise Price, Options exercised (in dollars per share)						$ 22.34
Weighted Average Exercise Price, Options forfeited, cancelled or expired (in dollars per share)						$ 0
Weighted Average Exercise Price, Options outstanding at end of period (in dollars per share)			$ 31.99			$ 31.99		$ 27.34
Weighted Average Exercise Price, Options Exercisable at end of period (in dollars per share)			$ 31.99			$ 31.99
Weighted Average Remaining Contractual Term, Options outstanding at beginning of period (in years)						5 years 8 months 8 days		5 years 3 months 14 days
Weighted Average Remaining Contractual Term, Options outstanding at end of period (in years)						5 years 8 months 8 days		5 years 3 months 14 days
Weighted Average Remaining Contractual Term, Options exercisable at end of period (in years)						5 years 8 months 8 days
Aggregate Intrinsic Value, Options outstanding at beginning of period		8,875,000				8,875,000
Aggregate Intrinsic Value, Options outstanding at end of period			6,841,000			6,841,000		8,875,000
Aggregate Intrinsic Value, Options exercisable at end of period			6,841,000			6,841,000
Intrinsic value of stock options exercised						6,800,000		4,000,000	5,300,000
Cash received from stock option exercises						2,600,000		2,700,000	4,900,000
RSUs [Member]
Stock-based compensation expense by type [Abstract]
Total stock-based compensation expense						5,250,000		4,715,000	4,857,000
Income tax benefit recognized						2,000,000		1,800,000	1,800,000
Fair value and valuation assumptions [Abstract]
Weighted average fair value at grant date (in dollars per share)						$ 54.13		$ 52.26	$ 31.31
Nonvested awards [Abstract]
Unrecognized compensation cost related to nonvested awards			8,500,000			8,500,000
Unrecognized compensation cost related to nonvested awards, recognition period (in years)						2 years 1 month 6 days
Restricted stock unit activity [Roll Forward]
Restricted stock unit awards outstanding at February 2, 2013 (in shares)		378,366				378,366
Granted (in shares)						70,603		104,417	156,143
PSU Multiplier Earned						0	[1]
Vested (in shares)						(117,862)
Forfeited, cancelled or expired (in shares)						(10,790)
Restricted stock unit awards outstanding at February 1, 2014 (in shares)			320,317			320,317		378,366
Weighted Average Grant Date Fair Value at February 2, 2013 (in dollars per share)		$ 29.00				$ 29.00
Weighted Average Grant Date Fair Value - Granted (in dollars per share)						$ 54.17
Weighted Average Grant Date Fair Value - PSU Multiplier Earned (in dollars per share)						$ 0	[1]
Weighted Average Grant Date Fair Value - Vested (in dollars per share)						$ 18.27
Weighted Average Grant Date Fair Value - Forfeited, cancelled or expired (in dollars per share)						$ 37.98
Weighted Average Grant Date Fair Value at February 1, 2014 (in dollars per share)			$ 38.20			$ 38.20		$ 29.00
Restricted Stock and Performance-Based Units
Intrinsic value of vested RSUs						11,600,000
Intrinsic value of nonvested RSUs			$ 32,500,000			$ 32,500,000		$ 34,300,000	$ 36,900,000
PSUs [Member]
Restricted stock unit activity [Roll Forward]
Restricted stock unit awards outstanding at February 2, 2013 (in shares)		265,700				265,700
Granted (in shares)						36,700
PSU Multiplier Earned						28,650	[1]
Vested (in shares)						(110,000)
Forfeited, cancelled or expired (in shares)						0
Restricted stock unit awards outstanding at February 1, 2014 (in shares)			221,050			221,050
Weighted Average Grant Date Fair Value at February 2, 2013 (in dollars per share)		$ 27.66				$ 27.66
Weighted Average Grant Date Fair Value - Granted (in dollars per share)						$ 54.06
Weighted Average Grant Date Fair Value - PSU Multiplier Earned (in dollars per share)						$ 18.46	[1]
Weighted Average Grant Date Fair Value - Vested (in dollars per share)						$ 17.01
Weighted Average Grant Date Fair Value - Forfeited, cancelled or expired (in dollars per share)						$ 0
Weighted Average Grant Date Fair Value at February 1, 2014 (in dollars per share)			$ 33.55			$ 33.55
Total Restricted Stock Units [Member]
Restricted stock unit activity [Roll Forward]
Restricted stock unit awards outstanding at February 2, 2013 (in shares)		644,066				644,066
Granted (in shares)						107,303
PSU Multiplier Earned						28,650	[1]
Vested (in shares)						(227,862)
Forfeited, cancelled or expired (in shares)						(10,790)
Restricted stock unit awards outstanding at February 1, 2014 (in shares)			541,367			541,367
Weighted Average Grant Date Fair Value at February 2, 2013 (in dollars per share)		$ 28.45				$ 28.45
Weighted Average Grant Date Fair Value - Granted (in dollars per share)						$ 54.13
Weighted Average Grant Date Fair Value - PSU Multiplier Earned (in dollars per share)						$ 18.46	[1]
Weighted Average Grant Date Fair Value - Vested (in dollars per share)						$ 17.66
Weighted Average Grant Date Fair Value - Forfeited, cancelled or expired (in dollars per share)						$ 37.98
Weighted Average Grant Date Fair Value at February 1, 2014 (in dollars per share)			$ 36.30			$ 36.30

[1] PSU multiplier earned represents additional RSUs awarded to our NEOs above the target grant resulting from the achievement of performance goals above the performance targets established at grant.